Volume 28, Issue 6, December 1987

Geochemistry of High-silica Peralkaline Rhyolites, Naivasha, Kenya Rift Valley

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Crustal Influences in the Petrogenesis of the Naivasha Basalt—Comendite Complex: Combined Trace Element and Sr-Nd-Pb Isotope Constraints

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Mineral Chemistry and Metasomatic Growth of Aluminous Enclaves in Gedrite—Cordierite-Gneiss from Southwestern New Hampshire, USA

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Petrogenesis of Victorian Cambrian Tholeiites and Implications for the Origin of Associated Boninites

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The Importance of Residual Source Material (Restite) in Granite Petrogenesis

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P-T-X Relationships Deduced from Corona Textures in Sapphirine—Spinel—Quartz Assemblages from Paderu, Southern India

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The Olivine—Orthopyroxene—Spinel Oxygen Geobarometer, the Nickel Precipitation Curve, and the Oxygen Fugacity of the Earth's Upper Mantle

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Prehnite—Epidote Phase Relations in the Nordre Aputitëq and Kruuse Fjord Layered Gabbros, East Greenland

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